Guide

Yes, you can gain weight from working out, usually from muscle, water, and food shifts rather than new body fat.

No, current GLP-1 patches have no proven weight-loss benefit and are not approved replacements for prescription GLP-1 medications.

Yes, a 21-day fast is possible for some under medical care, but it carries serious risks and is unsafe for many people.

Yes, nuts can help with weight loss when you keep portions modest and fit their calories into a steady, balanced eating pattern.

No, popcorn is not considered paleo because corn is a grain, though some people include small portions as a flexible, occasional treat.

Yes, a StairMaster can burn fat by raising your calorie burn, especially when you pair it with a steady calorie deficit over time.

Yes, you can fast for 3 days, but a 72-hour fast is intense and should only happen with medical input, good preparation, and a clear plan to stop.

A 40 day fast carries high risk and should only happen with close medical supervision, after screening for health problems.

No, fasting for 30 days without medical supervision or calories is unsafe for most people; safer plans use shorter fasts and regular nourishment.

No, for most people fasting for 72 hours every week is too extreme and should only be tried with close medical guidance, if at all.